Home / 20,277.48-27,954.76-17,474.71

Finding the Fourth Proportional to 20,277.48, 27,954.76 and 17,474.71

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Solution

The fourth proportional to 20,277.48, 27,954.76 and 17,474.71 is: 24,090.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,277.48 : 27,954.76 = 17,474.71 : x
  2. Step 2: Convert to fraction form
    20,277.48/27,954.76 = 17,474.71/x
  3. Step 3: Cross multiply
    20,277.48x = 27,954.76 × 17,474.71
  4. Step 4: Simplify right side
    20,277.48x = 488,501,324.12
  5. Step 5: Solve for x
    x = 488,501,324.12/20,277.48
  6. Step 6: Final answer
    x = 24,090.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.